MX2019004059A - Preparation of nano-sized uv absorbers. - Google Patents

Preparation of nano-sized uv absorbers.

Info

Publication number
MX2019004059A
MX2019004059A MX2019004059A MX2019004059A MX2019004059A MX 2019004059 A MX2019004059 A MX 2019004059A MX 2019004059 A MX2019004059 A MX 2019004059A MX 2019004059 A MX2019004059 A MX 2019004059A MX 2019004059 A MX2019004059 A MX 2019004059A
Authority
MX
Mexico
Prior art keywords
absorbers
nano
sized
preparation
manufacture
Prior art date
Application number
MX2019004059A
Other languages
Spanish (es)
Inventor
Schlegel Bernd
Original Assignee
Dsm Ip Assets Bv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=57136700&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2019004059(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Publication of MX2019004059A publication Critical patent/MX2019004059A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A61K8/4966—Triazines or their condensed derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/60—Sugars; Derivatives thereof
    • A61K8/602—Glycosides, e.g. rutin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/60—Sugars; Derivatives thereof
    • A61K8/604—Alkylpolyglycosides; Derivatives thereof, e.g. esters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
    • A61K2800/26—Optical properties
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/413—Nanosized, i.e. having sizes below 100 nm
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/48—Thickener, Thickening system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/805—Corresponding aspects not provided for by any of codes A61K2800/81 - A61K2800/95

Abstract

The invention relates to an improved process for the manufacture of nano-sized organic UV absorbers having a mean particle size distribution (Dv50) determined by light scattering of less than 200 nm.
MX2019004059A 2016-10-11 2017-10-09 Preparation of nano-sized uv absorbers. MX2019004059A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16193205 2016-10-11
PCT/EP2017/075584 WO2018069200A1 (en) 2016-10-11 2017-10-09 Preparation of nano-sized uv absorbers

Publications (1)

Publication Number Publication Date
MX2019004059A true MX2019004059A (en) 2019-08-05

Family

ID=57136700

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2019004059A MX2019004059A (en) 2016-10-11 2017-10-09 Preparation of nano-sized uv absorbers.

Country Status (9)

Country Link
US (1) US11160743B2 (en)
EP (1) EP3525755B1 (en)
JP (1) JP2019529513A (en)
KR (1) KR20190066044A (en)
CN (1) CN109803636B (en)
BR (1) BR112019007258B1 (en)
ES (1) ES2837012T3 (en)
MX (1) MX2019004059A (en)
WO (1) WO2018069200A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110974715B (en) * 2019-12-26 2023-08-01 常州纳欧新材料科技有限公司 APG modified MBBT composite material and preparation method of aqueous slurry thereof
WO2023030851A1 (en) 2021-08-31 2023-03-09 Basf Se Non-nano uv filter dispersions
WO2023063190A1 (en) * 2021-10-13 2023-04-20 株式会社 資生堂 Ultraviolet absorbing powder, cosmetic containing ultraviolet absorbing powder, dispersion, mixed powder, and method for manufacturing ultraviolet absorbing powder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5145684A (en) 1991-01-25 1992-09-08 Sterling Drug Inc. Surface modified drug nanoparticles
KR100600424B1 (en) * 1998-06-22 2006-07-13 시바 스페셜티 케미칼스 홀딩 인크. Sun screen formulations and a process for preparing the same
WO2000078277A1 (en) * 1999-06-18 2000-12-28 Ciba Specialty Chemicals Holding Inc. Micropigment mixture
FR2799119B1 (en) * 1999-10-01 2001-11-30 Oreal PROCESS FOR IMPROVING THE STABILITY TO UV RADIATION OF PHOTOSENSITIVE SOLAR FILTERS
MX2009013736A (en) 2007-07-04 2010-04-22 Basf Se Preparation of nanoscalar uv absorbers.
JP5270134B2 (en) * 2007-11-12 2013-08-21 株式会社コーセー Ultraviolet absorber water dispersion composition

Also Published As

Publication number Publication date
EP3525755A1 (en) 2019-08-21
CN109803636A (en) 2019-05-24
CN109803636B (en) 2022-06-17
WO2018069200A1 (en) 2018-04-19
ES2837012T3 (en) 2021-06-29
BR112019007258B1 (en) 2022-07-26
US20190282483A1 (en) 2019-09-19
US11160743B2 (en) 2021-11-02
EP3525755B1 (en) 2020-09-30
BR112019007258A2 (en) 2019-09-17
KR20190066044A (en) 2019-06-12
JP2019529513A (en) 2019-10-17

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Legal Events

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